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Finding the Fourth Proportional to 176,469.20, 264,755.74 and 64,147.65

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Solution

The fourth proportional to 176,469.20, 264,755.74 and 64,147.65 is: 96,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,469.20 : 264,755.74 = 64,147.65 : x
  2. Step 2: Convert to fraction form
    176,469.20/264,755.74 = 64,147.65/x
  3. Step 3: Cross multiply
    176,469.20x = 264,755.74 × 64,147.65
  4. Step 4: Simplify right side
    176,469.20x = 16,983,457,512.08
  5. Step 5: Solve for x
    x = 16,983,457,512.08/176,469.20
  6. Step 6: Final answer
    x = 96,240.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.